Tidepool Treat: The SchizymeniaKatharina Connection

The low tides of late summer brought me a tidepool treat. I’d read about a connection between a red seaweed called slimy leaf, Schizymenia pacifica, and the Katy chiton, Katharina tunicata, but hadn’t seen it myself. I had seen Katy chitons decked out with various seaweed and animal hitchhikers, but I did not recall slimy leaf among them. By…

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Tonicella lineata’s Fine Lines

When I show images of chitons I always want to ask, “do you know which way the head is pointing?” Today I’ll refrain because I want to talk about the fine lines of Tonicella lineata. Just about everybody knows T. lineata as the lined chiton. The wavy bluish-white lines on the shell are eye-catching and…

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Corallines and Chitons Layer the Lower Intertidal

In an intimate scene of layering, two crustose reds overtop one another. This is their way. Pink over purple, purple over pink. They in turn, are overtopped by hardened upright corallines, bladed reds, and chitons that blend in. In the upper left, a lined chiton, Tonicella lineata, occupies a layer between red crust and red…

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